Individual symbols displaying in the summary bar

Answer:

1. Select .

2. Double-click the symbol.

3. Click the Size/Color/Summary tab.

4. Click Include This Symbol on All Summary Bar Levels.   

You can also choose to show every lower level milestone by choosing to "Split Summary Bars using Lower Level Symbols/Bars" in Layout| Summary Bar Settings.

Related topics

Roll up several bars

Outlining and Summary Bars

Outline and Summarize Tasks (Milestones Help)

Collapse and Expand Task Rows (Milestones Help)